Get contacts from the Outlook Contacts folder.
AI agents call get_contacts to retrieve information from MCP Outlook without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves contact information from Outlook without creating, modifying, deleting, or executing any operations. It is purely a read operation. Severity is medium rather than low because contact data can include sensitive personal information (names, phone numbers, email addresses, organization details) that could be misused if an AI agent leaks or shares contacts without authorization, but the tool itself…
From the tool's definition Tool name 'get_contacts' and description 'Get contacts from the Outlook Contacts folder' indicate a retrieval operation with no modification or deletion of data.
Attacks that exploit this kind of access
Get contacts from the Outlook Contacts folder. It is categorised as a Read tool in the MCP Outlook MCP Server, which means it retrieves data without modifying state.
Register the MCP Outlook MCP server in PolicyLayer and add a rule for get_contacts: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches MCP Outlook. Nothing to install.
get_contacts is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_contacts rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_contacts. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_contacts is provided by the MCP Outlook MCP server (vince1024/outlook-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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